ATEN Portable 1-Port KVM with File Transfer Feature for Laptop/Desktop CS661 (Black) USB-to-USB direct file transfer over USB 2.0 with up to 12MB/sec transfer speeds KVM functionality allows you to control both your local and remote computers An additional intergraded USB 2.0 hub allows the local computer to connect to USBperipherals and allows file transfers from external devices such as thumb drives, cameras or external USB hard drives to the remote computer Desktop scaling  allows the user to adjust for optimal views of the remote desktop by selecting either size or ratio as a reduction method Unit Dimensions 1.3 x 0.5 x 3.6; Unit Weight .22 lbs